18945634

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:729

約数の個数: 16

約数和(自身を含む): 28885248

約数和(自身を除く): 9939614

約数列:

[1, 2, 107, 214, 223, 397, 446, 794, 23861, 42479, 47722, 84958, 88531, 177062, 9472817, 18945634]

約数ペア:

[(1, 18945634), (2, 9472817), (107, 177062), (214, 88531), (223, 84958), (397, 47722), (446, 42479), (794, 23861)]